Home / 19,038,062.85-28,568,441.22-6,908,472.54

Finding the Fourth Proportional to 19,038,062.85, 28,568,441.22 and 6,908,472.54

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Solution

The fourth proportional to 19,038,062.85, 28,568,441.22 and 6,908,472.54 is: 10,366,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,062.85 : 28,568,441.22 = 6,908,472.54 : x
  2. Step 2: Convert to fraction form
    19,038,062.85/28,568,441.22 = 6,908,472.54/x
  3. Step 3: Cross multiply
    19,038,062.85x = 28,568,441.22 × 6,908,472.54
  4. Step 4: Simplify right side
    19,038,062.85x = 197,364,291,678,974.09
  5. Step 5: Solve for x
    x = 197,364,291,678,974.09/19,038,062.85
  6. Step 6: Final answer
    x = 10,366,826.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.